Test your basic knowledge |

Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Standing to be mounted (last one able to notice); mounting other animals; social behavior-restless - gregarious - activity - vocalizing; frequent urination; mucous discharge






2. (from Jersey Islands in Great Britain) Smallest cow - least milk - highest butterfat %






3. Front feet and head first. (except for hogs and dogs)






4. Serves as a bone cradle for the reproductive system. used greatly in palpation as a 'landmark'.






5. What helps regulate spermatogenesis?






6. 265-285 days






7. Days which have decreasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


8. 147 days






9. Not being bred back into herd. horses are seasonal breeders vs. cows as anytime breeders






10. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






11. % of fat in milk. makes cheeses and ice cream. regulates cost of milk






12. Gonadotropic (GnRH) is (FSH and LH). Follical Stimulating (FSH) and Lutinizing Hormone (LH).






13. Contains and regulates the temp of the testes for sperm production






14. Animals which have only one estrous cycle (ex: dog - fox)






15. Animals which have many estrous periods per year (ex: cow - sow)






16. BST given to dairy cattle makes the mammary gland more persistent - helps produce more milk. good as Long-term because it does not cause cow to bulk up - provides more milk/cow Which means less cows needed - less cows need to be given feed - lower co






17. Prevent the cow from getting an infection from the calve






18. 30 hours after estrus begins






19. Cleans and lubricates the urethra. secretion is thick - viscous - and very slippery.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


20. Microscopic - make sure not sterile - very few bulls are actually tested






21. Urinary calculi.






22. Standing to be mounted (last one able to notice); mounting other animals; social behavior-restless - gregarious - activity - vocalizing; frequent urination; mucous discharge






23. Animal which has been castrated after puberty






24. Constitute 50-90% of the volume of the ejaculate. (3 glands total: seminal vesicles - prostate gland - cowper's gland)






25. (FSH) helps to regulate puberty - needed every day - stimulates the sertoli cells to produce nutrients for the sperm






26. 265-285 days






27. 2 month growth cycle. stored in the epididymis of the bull






28. 1. need to be restricted in amt of grain - 2. no more than 70% of ration can be concentrates. 3. *Acidic acid has to be produced in order for milk synthesis to occur (30% forages)






29. 1. seminiferous tubules - 2. sertoli cells - 3. leydid or interstitial cells






30. Cleans and lubricates the urethra. secretion is thick - viscous - and very slippery.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


31. Male on one pin and female on other side






32. 30 hours after estrus begins






33. Largest dairy cow - largest udder - highly vascular - eat 40-50% dry matter (eat alot) - most total butterfat






34. 1. brain function - 2. blood flow - 3. willing female






35. Why does estrus happen before ovulation?






36. 114 days






37. Front feet and head first. (except for hogs and dogs)






38. Start of the reproductive tract for the female. located outside of the body






39. Luteolysis happens because of the ____________ hormone






40. Indicator of sperm production. the bigger the scrotal circumference the bigger volume of sperm because more seminal vesicles available to produce the sperm






41. 45-60 days after breeding; re-breed as required






42. 1-3 days






43. 24 hours before end of estrus cycle






44. Duct through penis that carries sperm and urine






45. 14-19 (17) days






46. (LH) stimulates the Leydig cells to produce testosterone






47. ~305 days (altough often longer due to breeding difficulties)






48. So when offspring are born - there is more food to be found for energy stores and fat deposits IN THE SPRING






49. S-shaped inside body - relaxes to be exposed for breeding. Disadvantges: muscles weaken with age - cannot always hold it in - exposed to harsh outside conditions or stepped on.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


50. Head - neck - mid-piece - tail. genetic material - has an enzyme covering that allows it to penetrate the egg